Spot Forecast
Issued by NWS Reno, NV
Issued by NWS Reno, NV
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FNUS75 KREV 100415
FWSREV
Spot Forecast for Twin Lakes RX...USFS
National Weather Service Reno NV
815 PM PST Tue Dec 9 2025
Forecast is based on ignition time of 0700 PST on December 10.
If conditions become unrepresentative...contact the National
Weather Service in Reno.
.DISCUSSION...
* High pressure overhead will allow dry conditions and light
winds with limited ventilation to persist through this week.
* Models show a brief pattern change early next week allowing for
the potential for light wintry precipitation and breezier winds.
* Above normal temperatures continue through this work week with
signals seen for this trend to persist into mid to late next
week.
.WEDNESDAY...
Sky/Weather.........Sunny.
Temperature.........38-40 at ignition...Max 63-65.
RH..................29-30% at ignition...Min 20-21%.
20-Foot Winds.......Winds southwest at 6 mph at
ignition...otherwise Upslope 3-7 mph.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......2400-3200 ft agl.
Transport Winds.....Light winds.
Ventilation.........Marginal.
TIME (PST) 7 AM 9 AM 11 AM 1 PM 3 PM
Sky (%).........2 2 1 0 0
Weather cov.....
Weather type....NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0
Chc of thdr (%).0 0 0 0 0
Temp............38 45 58 63 61
RH..............29 24 27 21 35
20 ft wind......SW 6 SW 6 SW 3 W 2 W 2
20 ft wind gust.10 10 10 5 5
Mx ht msl (kft).2.5 2.5 2.8 3.2 3.2
Transport wind..S 5 S 5 SW 5 W 5 W 5
Vrate kt-ft/1K..12 12 14 19 19
Ventrate Cat....MRGL MRGL MRGL MRGL MRGL
.WEDNESDAY NIGHT...
Sky/Weather.........Clear.
Temperature.........Min 40-41.
RH..................Max 40-45%.
20-Foot Winds.......Downslope 2-6 mph.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......2400-2600 ft agl.
Transport Winds.....Light winds becoming west around 10 mph
overnight.
Ventilation.........Marginal.
TIME (PST) 4 PM 6 PM 8 PM 10 PM MIDNGT 2 AM
Sky (%).........3 3 5 7 7 7
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0
Temp............56 47 46 45 43 42
RH..............35 35 36 37 38 39
20 ft wind......W 2 W 2 W 3 W 5 W 5 W 5
20 ft wind gust.5 5 10 10 10 10
Mx ht msl (kft).2.5 2.5 2.5 2.5 2.5 2.5
Transport wind..W 5 W 5 W 5 W 10 W 10 W 10
Vrate kt-ft/1K..15 15 15 17 17 17
Ventrate Cat....MRGL MRGL MRGL MRGL MRGL MRGL
.THURSDAY...
Sky/Weather.........Sunny.
Temperature.........Max 63-64.
RH..................Min 25-30%.
20-Foot Winds.......Upslope 3-7 mph.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......2700-3700 ft agl.
Transport Winds.....Light winds.
Ventilation.........Marginal.
TIME (PST) 4 AM 6 AM 8 AM 10 AM NOON 2 PM
Sky (%).........7 7 4 2 2 1
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Chc of thdr (%).0 0 0 0 0 0
Temp............41 40 43 51 60 62
RH..............40 39 37 34 30 32
20 ft wind......SW 5 SW 5 W 5 W 2 W 2 NW 2
20 ft wind gust.10 10 10 5 5 5
Mx ht msl (kft).2.5 2.5 2.4 2.6 2.6 3.7
Transport wind..W 5 W 5 W 5 NW 5 NW 5 NW 5
Vrate kt-ft/1K..15 15 15 10 10 18
Ventrate Cat....MRGL MRGL MRGL MRGL MRGL MRGL
$$
Forecaster...Chyba
Requested by...Ryan Bell
Type of request...PRESCRIBED
.TAG 2527134.2/REV
.DELDT 12/10/25
.FormatterVersion 2.0.0
.EMAIL ryan.bell@usda.gov